<template>
  <div class="seller" ref="seller">
    <div class="seller-content">
      <div class="overview">
        <h1 class="title">{{seller.name}}</h1>
        <div class="desc border-1px">
          <star :size="36" :score="seller.score"></star>
          <span class="text">({{seller.ratingCount}})</span>
          <span class="text">月售{{seller.sellCount}}单</span>
        </div>
        <ul class="remark">
          <li class="block">
            <h2>起送价</h2>
            <div class="content">
              <span class="stress">{{seller.minPrice}}</span>元
            </div>
          </li>
          <li class="block">
            <h2>商家配送</h2>
            <div class="content">
              <span class="stress">{{seller.deliveryPrice}}</span>元
            </div>
          </li>
          <li class="block">
            <h2>平均配送时间</h2>
            <div class="content">
              <span class="stress">{{seller.deliveryTime}}</span>分钟
            </div>
          </li>
        </ul>
        <div class="favorite" @click="toggleFavorite($event)">
          <span class="icon-favorite" :class="{'active': favorite}"></span>
          <span class="text">{{favoriteText}}</span>
        </div>
      </div>
      <split></split>
      <div class="bulletin">
        <h1 class="title">公告与活动</h1>
        <div class="content-wrapper">
          <p class="content">{{seller.bulletin}}</p>
        </div>
        <ul v-if="seller.supports" class="supports">
          <li class="support-item border-1px" v-for="item in seller.supports">
            <span class="icon" :class="classMap[item.type]"></span>
            <span class="text">{{item.description}}</span>
          </li>
        </ul>
      </div>
      <split></split>
      <div class="pics">
        <h1 class="title">商家实景</h1>
        <div class="pic-wrapper" ref="picWrapper">
          <ul class="pic-list" ref="picList">
            <li class="pic-item" v-for="pic in seller.pics">
              <img :src="pic" width="120" height="90">
            </li>
          </ul>
        </div>
      </div>
      <split></split>
      <div class="info">
        <h1 class="title border-1px">商家信息</h1>
        <ul>
          <li class="info-item" v-for="info in seller.infos">{{info}}</li>
        </ul>
      </div>
    </div>
  </div>
</template>
<script>
  import BScroll from 'better-scroll';

  import Star from '@/components/star/Star'
  import Split from '@/components/split/split'

  export default {
    props: {
      seller: {
        type: Object,
        default() {
          return {}
        }
      }
    },
    data() {
      return {
        classMap: ['decrease', 'discount', 'special', 'guarantee', 'invoice'],
        favorite: false
      }
    },
    computed: {
      favoriteText() {
        return this.favorite ? '已收藏' : '收藏'
      }
    },
    mounted() {
      this.$nextTick(() => {
        this._initScroll()
        this._initPics()
      })
    },
    methods: {
      _initScroll() {
        if(!this.scroll) {
          this.scroll = new BScroll(this.$refs.seller, {
            click: true
          })
        } else {
          this.scroll.refresh()
        }
      },
      _initPics() {
        if(this.seller.pics) {
          let picWidth = 120
          let margin = 6
          let width = (picWidth + margin) * this.seller.pics.length - margin
          this.$refs.picList.style.width = width + 'px'
          this.$nextTick(() => {
            if(!this.picScroll) {
              this.picScroll = new BScroll(this.$refs.picWrapper, {
                scrollX: true,
                eventPassthrough: 'vertical'
              })
            } else {
              this.picScroll.refresh()
            }
          })
        }
      },
      toggleFavorite(event) {
        if(!event._constructed) return
        this.favorite = !this.favorite
      }
    },
    watch: {
      'seller'() {
        this.$nextTick(() => {
          this._initScroll()
          this._initPics()
        })
      }
    },
    components: {
      Star,
      Split
    }
  }
</script>

<style scoped lang="stylus">
  @import "../../common/stylus/mixin.styl"
  .seller
    position: absolute
    top: 174px
    bottom: 0
    left: 0
    right: 0
    overflow: hidden
    .overview
      padding: 18px
      position: relative
      .title
        font-size: 14px
        margin-bottom: 8px
        line-height: 14px
        color: rgb(7, 17, 27)
      .desc
        padding-bottom: 18px
        font-size: 0
        border-1px(rgba(7, 17, 27, .1))
        .star
          display: inline-block
          margin-right: 8px
          vertical-align: top
        .text
          display: inline-block
          line-height: 18px
          margin-right: 12px
          vertical-align: top
          font-size: 10px
          color: rgb(77, 85, 93)
      .favorite
        position: absolute
        right: 18px
        top: 18px
        width: 50px
        text-align: center
        .icon-favorite
          display: block
          line-height: 24px
          font-size: 24px
          color: #d4d5d9
          margin-bottom: 4px
          &.active
            color: red
        .text
          line-height: 10px
          font-size: 10px
      .remark
        display: flex
        padding-top: 18px
        .block
          flex: 1
          text-align: center
          border-right: 1px solid rgba(7, 17, 27, 0.1)
          &:last-child
            border: 0
          h2
            margin-bottom: 4px
            line-height: 10px
            font-size: 10px
            color: rgb(147, 153, 159)
          .content
            line-heigt: 24px
            font-size: 10px
            color: rgb(7, 17, 27)
            .stress
              font-size: 24px
    .bulletin
      padding: 16px 12px
      .title
        margin-bottom: 8px
        line-height: 14px
        color: rgb(7, 17, 27)
        font-size: 14px
      .content-wrapper
        padding: 0 12px 16px 12px
        color: rgb(240, 20, 20)
        font-size: 12px
        line-height: 24px
    .supports
      .support-item
        padding: 16px 12px
        font-size: 0
        border-1px(rgba(7, 17, 27, 0.1))
        &:last-child
          border-1px(rgba(7, 17, 27, 0))
        .icon
          display: inline-block
          width: 16px
          height: 16px
          vertical-align: top
          margin-right: 6px
          background-size: 100%
          background-repeat: no-repeat
          &.decrease
            bg-image('decrease_4')
          &.discount
            bg-image('discount_4')
          &.guarantee
            bg-image('guarantee_4')
          &.invoice
            bg-image('invoice_4')
          &.special
            bg-image('special_4')
        .text
          line-height: 16px
          font-size: 12px
          color: rgb(7, 17, 27)
    .pics
      padding: 18px
      .title
        margin-bottom: 12px
        line-height: 14px
        color: rgb(7, 17, 27)
        font-size: 14px
      .pic-wrapper
        width: 100%
        overflow: hidden
        white-space: nowrap
        .pic-list
          font-size: 0
          .pic-item
            display: inline-block
            margin-right: 6px
            width: 120px
            height: 90px
            &:last-child
              margin-right: 0
    .info
      padding: 18px 18px 0 18px
      color: rgb(7, 17, 27)
      .title
        padding-bottom: 12px
        line-height: 14px
        border-1px(rgba(7, 17, 27, .1))
        font-size: 14px
      .info-item
        padding: 16px 12px
        border-1px(rgba(7, 17, 27, 0.1))
        font-size: 12px
        &:last-child
          border: 0
</style>